Present participle; Past participle - coupling - coupled Present - couple - couple - couples - couple - couple - couple Past - coupled - coupled - coupled - coupled - coupled - coupled Future - will couple - will couple - will couple - will couple - will couple - will couple Present conditional - would couple - would couple - would couple - would couple - would couple - would couple Present Perfect - have coupled - have coupled - has coupled - have coupled - have coupled - have coupled Past Perfect - had coupled - had coupled - had coupled - had coupled - had coupled - had coupled Future Perfect - will have coupled - will have coupled - will have coupled - will have coupled - will have coupled - will have coupled Past conditional - would have coupled - would have coupled - would have coupled - would have coupled - would have coupled - would have coupled Imperative - - - couple - - - - - - - -